Answer:
Explanation:
Let , we proceed to prove the given identity by trigonometric and algebraic means:
1) Given
2) /
3) Commutative, associative and distributive properties/
4)
5) Distributive and associative properties.
6) Existence of multiplicative inverse/Commutative and modulative properties.
7)
8)
9) Existence of multiplicative inverse///Result
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